Calle-Gómez A, Fernández-Peña F, Urrutia-Urrutia P. Tool for the quantitative evaluation of a Facebook app-based informal training process. Enfoque UTE [Internet]. 2017 Feb. 24 [cited 2024 Nov. 22];8(1):pp. 217-231. Available from: https://ingenieria.ute.edu.ec/index.php/revista/article/view/137